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Finding the Fourth Proportional to 236,646.82, 355,141.51 and 92,573.89

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Solution

The fourth proportional to 236,646.82, 355,141.51 and 92,573.89 is: 138,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,646.82 : 355,141.51 = 92,573.89 : x
  2. Step 2: Convert to fraction form
    236,646.82/355,141.51 = 92,573.89/x
  3. Step 3: Cross multiply
    236,646.82x = 355,141.51 × 92,573.89
  4. Step 4: Simplify right side
    236,646.82x = 32,876,830,482.61
  5. Step 5: Solve for x
    x = 32,876,830,482.61/236,646.82
  6. Step 6: Final answer
    x = 138,927.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.